BRPI1000809B1 - método para dosar um agente de redução liberador de amoniaco em um fluxo de gás de escape - Google Patents

método para dosar um agente de redução liberador de amoniaco em um fluxo de gás de escape Download PDF

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Publication number
BRPI1000809B1
BRPI1000809B1 BRPI1000809A BRPI1000809A BRPI1000809B1 BR PI1000809 B1 BRPI1000809 B1 BR PI1000809B1 BR PI1000809 A BRPI1000809 A BR PI1000809A BR PI1000809 A BRPI1000809 A BR PI1000809A BR PI1000809 B1 BRPI1000809 B1 BR PI1000809B1
Authority
BR
Brazil
Prior art keywords
value
exhaust gas
nox
correction
correction value
Prior art date
Application number
BRPI1000809A
Other languages
English (en)
Portuguese (pt)
Inventor
Döring Andreas
Walde Florian
Original Assignee
Man Nutzfahrzeuge Ag
Man Truck & Bus Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Man Nutzfahrzeuge Ag, Man Truck & Bus Ag filed Critical Man Nutzfahrzeuge Ag
Publication of BRPI1000809A2 publication Critical patent/BRPI1000809A2/pt
Publication of BRPI1000809B1 publication Critical patent/BRPI1000809B1/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
    • F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
    • F01N3/2066—Selective catalytic reduction [SCR]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/021—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting ammonia NH3
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
    • F01N2610/146—Control thereof, e.g. control of injectors or injection valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0412—Methods of control or diagnosing using pre-calibrated maps, tables or charts
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/12—Improving ICE efficiencies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Control Of Non-Electrical Variables (AREA)
BRPI1000809A 2009-03-06 2010-03-05 método para dosar um agente de redução liberador de amoniaco em um fluxo de gás de escape BRPI1000809B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009012092A DE102009012092A1 (de) 2009-03-06 2009-03-06 Verfahren zur Anpassung der Dosiermenge eines Reduktionsmittels zur selektiven katalytischen Reduktion

Publications (2)

Publication Number Publication Date
BRPI1000809A2 BRPI1000809A2 (pt) 2011-03-22
BRPI1000809B1 true BRPI1000809B1 (pt) 2020-01-21

Family

ID=42124215

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1000809A BRPI1000809B1 (pt) 2009-03-06 2010-03-05 método para dosar um agente de redução liberador de amoniaco em um fluxo de gás de escape

Country Status (7)

Country Link
US (1) US8341944B2 (de)
EP (1) EP2226482B1 (de)
CN (1) CN101907012B (de)
AT (1) ATE557174T1 (de)
BR (1) BRPI1000809B1 (de)
DE (1) DE102009012092A1 (de)
RU (1) RU2520806C2 (de)

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DE102010060099A1 (de) * 2010-10-21 2012-04-26 Ford Global Technologies, Llc. Verfahren zum Anpassen eines SCR Katalysators in einem Abgassystem eines Kraftfahrzeugs
SE536409C2 (sv) * 2011-01-25 2013-10-15 Scania Cv Ab Metod för övervakning och justering av ett avgasefterbehandlingssystem och avgasefterbehandlingssystem därför
DE102011011441B3 (de) 2011-02-16 2012-06-14 Mtu Friedrichshafen Gmbh Verfahren zur dynamischen Durchbrucherkennung für SCR-Katalysatoren
US9025786B2 (en) 2011-06-01 2015-05-05 Eberspaecher Exhaust Technology Gmbh & Co. Kg Active noise control system for exhaust systems and method for controlling the same
US9695731B2 (en) * 2011-06-24 2017-07-04 Ford Global Technologies, Llc System and methods for controlling air fuel ratio
JP5559231B2 (ja) * 2012-04-03 2014-07-23 本田技研工業株式会社 車両の排気浄化システム
JP5559230B2 (ja) 2012-04-03 2014-07-23 本田技研工業株式会社 内燃機関の排気浄化システム
DE102012105953A1 (de) * 2012-07-04 2014-01-09 Emitec Gesellschaft Für Emissionstechnologie Mbh Verfahren zur Bestimmung von Reduktionsmittelschlupf
GB2521576B (en) * 2012-10-18 2018-06-27 Johnson Matthey Plc Close-coupled SCR system
CN103527293B (zh) * 2013-10-08 2016-07-13 潍柴动力股份有限公司 一种尿素喷射控制方法和控制单元
CN103590876B (zh) * 2013-11-19 2016-03-16 中国第一汽车股份有限公司无锡油泵油嘴研究所 柴油发动机尾气净化方法
FR3015558B1 (fr) * 2013-12-20 2019-02-01 Renault S.A.S Detection et quantification des fuites d'ammoniac en aval d'un systeme de reduction catalytique selective d'oxydes d'azote
KR101534714B1 (ko) * 2013-12-23 2015-07-07 현대자동차 주식회사 선택적 환원 촉매에 흡장된 암모니아량 제어 방법 및 이를 사용하는 배기 시스템
DE102014205434A1 (de) 2014-03-24 2015-09-24 Robert Bosch Gmbh Verfahren und Vorrichtung zur Detektion eines Ammoniak-Schlupfes in einem Abgasnachbehandlungssystem
US20150273395A1 (en) * 2014-03-26 2015-10-01 GM Global Technology Operations LLC Reductant quality and scr adaption control system
FR3023583B1 (fr) * 2014-07-08 2016-07-22 Peugeot Citroen Automobiles Sa Dispositif de depollution de gaz d'echappement d'un moteur de vehicule automobile, comprenant un catalyseur de reduction catalytique selective.
CN104514603B (zh) * 2014-12-29 2017-05-10 潍柴动力股份有限公司 一种scr的控制方法及装置
JP6090347B2 (ja) * 2015-03-02 2017-03-08 トヨタ自動車株式会社 排気浄化装置
CN106257004A (zh) * 2015-06-18 2016-12-28 康明斯排放处理公司 在无定量供给期中的还原剂定量供给校正
US9695727B2 (en) * 2015-09-02 2017-07-04 Deere & Company System and method for adaptive aftertreatment control of NOx
CN105443212B (zh) * 2015-11-24 2018-02-13 吉林师范大学 一种基于观测器的单传感器双闭环urea‑SCR反馈控制方法
EP3455474B1 (de) * 2016-05-13 2019-12-04 Wärtsilä Finland Oy Verfahren zur steuerung der reduktionsmitteleinspritzung für ein abgasnachbehandlungssystem eines verbrennungsmotors
JP6769861B2 (ja) * 2016-12-20 2020-10-14 日野自動車株式会社 尿素ｓｃｒシステムの制御装置および制御方法
US10323559B1 (en) * 2017-12-12 2019-06-18 GM Global Technology Operations LLC Methods for controlling selective catalytic reduction systems
DE102018200440A1 (de) * 2018-01-12 2019-07-18 Robert Bosch Gmbh Verfahren zum Steuern eines Dosiersystems mit mehreren Dosierventilen
GB201818633D0 (en) * 2018-11-15 2019-01-02 Agco Int Gmbh Nox slip detection
CN109821392A (zh) * 2019-03-05 2019-05-31 南京西普环保科技有限公司 一种干法水泥回转窑的脱硝系统及其控制方法
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Also Published As

Publication number Publication date
DE102009012092A1 (de) 2010-09-09
CN101907012A (zh) 2010-12-08
CN101907012B (zh) 2015-06-17
ATE557174T1 (de) 2012-05-15
US20100223907A1 (en) 2010-09-09
BRPI1000809A2 (pt) 2011-03-22
EP2226482A1 (de) 2010-09-08
RU2010108245A (ru) 2011-09-10
RU2520806C2 (ru) 2014-06-27
EP2226482B1 (de) 2012-05-09
US8341944B2 (en) 2013-01-01

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Legal Events

Date Code Title Description
B03A Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette]
B25D Requested change of name of applicant approved

Owner name: MAN TRUCK AND BUS AG (DE)

Free format text: NOME ALTERADO DE: MAN NUTZFAHRZEUGE AG

B06T Formal requirements before examination [chapter 6.20 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 05/03/2010, OBSERVADAS AS CONDICOES LEGAIS.

B25D Requested change of name of applicant approved

Owner name: MAN TRUCK AND BUS SE (DE)